物质的唯一法则是由我们的心灵所构建的，而心灵的唯一法则是由物质为它构建的。

The sense of smell is a window into the brain, offering insights into how we process information and emotions.

The footsteps of Nature are to be traced, not only in her ordinary course, but when she deviates from it in her most extravagant excursions.